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因式分解 (1)6(x-y)^3-3y(y-x)^2 (2)x(x-y)(a-b)-y(y-x)(
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因式分解:(一)27x^2+54x^2y+36xy^2+8y^3 (二)1-3(x-y)+3(x-y)^2-(x-y)^
(x-y)^2-(x-y)^3因式分解
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因式分解:1/3x^2y-3y
因式分解(x+y)^3+2xy(1-xx-y)-1
因式分解3x^2(x-y)+6x(y-x)
2x²-xy+3x-y+1因式分解
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